In this article, we share design guidelines for the development and use of online, video-based "teaching playgrounds," which provide opportunities for prospective teachers to engage in professional noticing of teaching practices. Through teaching playgrounds, we provide an instantiation of the Presence+Experience framework, which…

The purpose of this study was to investigate the ways in which preservice elementary teacher candidates designed integrated reading and science lessons that evoked the use of similar cognitive skills in both subjects, such as sequencing, predicting, classifying, or noting cause and effect. The authors provided the candidates with a lesson plan…

This longitudinal investigation assessed the development and changes in preservice science teachers' conceptions of subject matter and pedagogy as they proceeded through their secondary science methods course, practicum, microteaching, and student teaching. Twelve preservice science teachers were asked, on four occasions each several weeks apart,…